Across
- 2. the agricultural practice of growing a single crop, plant, or livestock species, variety, or breed in a field or farming system at a time
- 5. cycle, the continuous circulation of water within the Earth's hydrosphere
- 7. modified foods, foods derived from organisms whose genetic material (DNA) has been modified in a way that does not occur naturally.
- 10. stocks, the stock of food a country has
- 12. definition of food security, when all people have reliable access to sufficient, affordable, nutritious food to support a healthy life.
- 13. international unit for measuring atmospheric or barometric pressure
- 15. foodor farming methods produced or involving production without the use of chemicals
- 16. lines on a weather map joining together places of equal atmospheric pressure
- 17. the reflectivity of a surface
- 19. the measurement of distance north or south of the Equator
- 21. a large naturally occurring community of flora and fauna occupying a major habitat
- 25. the enormous variety of life on Earth
- 26. the parts of the land, sea, and atmosphere in which organisms are able to live
- 27. flow, movement of nutrients from one location to another
- 28. concentrations of salts in water or soils
Down
- 1. the practice of using natural resources responsibly
- 3. the application of water to land in order to supply crops and other plants with necessary water
- 4. a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life
- 6. grabbing, large-scale land acquisitions to produce agricultural commodities
- 8. species being native to a single defined geographic location
- 9. the farming of aquatic organisms with some sort of intervention in the rearing process to enhance production
- 10. a piece of land that is normally used for farming but that is left with no crops on it for a season in order to let it recover its fertility
- 11. the weather conditions prevailing in an area in general or over a long period
- 14. radiation, the electromagnetic radiation emitted by the sun
- 18. equilibrium, inputs and outputs within a coastal system are the same
- 20. earthen structures that intercept runoff on moderate to steep slopes
- 22. rotation, the practice of planting different crops sequentially on the same plot of land
- 23. revolution, the transformation in agricultural practices in many parts of the developing world between 1940 and the 1960s.
- 24. large-scale commercial farming